Question

6. Which optical phenomenon is responsible for the twinkling of stars?
A. Atmospheric reflection B. Atmospheric refraction C. Dispersion
D. Scattering​

Answer 1

Answer:

(b) atmospheric refraction.

Explanation:

The twinkling of a star is due to atmospheric refraction of starlight. The starlight, on entering the earth's atmosphere, undergoes refraction continuously before it reaches the earth. The atmospheric refraction occurs in a medium of gradually changing refractive index.

Mark me as a brainlist..